Manuscript Em03-H@8 · Em03-H-v8.tex · section · 91e9e3bd
Code and channels
Frozen microscopic model and complete preparation › Code and channels · lines 518–525
Total-even evolution makes accessible referenced outputs block diagonal in accessible parity. Total parity factors in access order as accessible times environmental parity, and the environmental partial trace gives the assertion. Accessible parity pinching may therefore precede decoding.